And, after that click on 'OK' button, and the software will start burning. To select ISO file, click on ' Three dots button. Step 3 : If you have already downloaded ISO file. Though, the process will take time based on your internet speed because UNetbootin will download distribution ISO file. After that click on 'OK' button to start the process. Note : If you don't have ISO file to burn, then choose 'distribution' radio button. It's available for Windows, Linux, and macOS. Step 1 : Download UNetbootin and run it as Administrator. Simply download it, and its ready to use. Like Rufus, you don't need to install it. You can check distribution and supported system utility list on site. Apart from distribution, UNetbootin can help you to burn various system utilities.
Then, UNetbootin is the best software for you. Then, you might don't know from where to download ISO. If you have never created a bootable USB drive. Which software you should take help from? Please check out and find the best for you. And, even computer manufacturer companies like Dell stopped providing DVD drive on its laptops.